基本释义:

手挖沉箱,人工挖掘沉箱

网络释义

1)hand-dug caisson,手挖沉箱;人工挖掘沉箱

2)hand dug caisson,手挖沉箱

3)hand-dug caisson operation,手挖沉箱工程

4)hand-dug caisson construction,手挖沉箱建造工程

5)caisson,沉箱;挖孔桩

6)shaft-sinking [caisson works],打/挖竖井(沉箱工程)